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BLM REA CBR 2010 USGS 30m National Elevation Dataset

Summary

The National Elevation Dataset (NED) is the primary elevation data product produced and distributed by the USGS. The NED provides the best available public domain raster elevation data of the conterminous United States, Alaska, Hawaii, and territorial islands in a seamless format. The NED is derived from diverse source data, processed to a common coordinate system and unit of vertical measure. All NED data are distributed in geographic coordinates in units of decimal degrees, and in conformance with the North American Datum of 1983 (NAD 83). All elevation values are provided in units of meters, and are referenced to the North American Vertical Datum of 1988 (NAVD 88) over the conterminous United States. The vertical reference will [...]

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Identifiers

Type Scheme Key
sourceSystem urn:x-esri:specification:ServiceType:ArcIMS:Metadata:DocID {3B70F2F8-4BDF-4C49-8B81-5E00AC210FC8}

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